Hawaii Revised Statutes Division 1. Government § 206-4

(1) To make and execute contracts and other instruments necessary or convenient to the exercise of the powers of the board;

(2) To make, amend, or repeal any rule or regulation, having the force and effect of law, in accordance with chapter 91;

(3) To prepare, carry out, and operate development projects in any development area; and to provide for the construction, reconstruction, improvement, alteration, or repair of any development project or any part thereof;

(4) To provide for the regulation of development projects financed by private funds and instituted under the terms of this chapter;

(5) To sell, to lease, or to lease with option to purchase lands; and

(6) In addition to all of the other powers conferred upon it, to do all things necessary and convenient to carry out the powers expressly given by this chapter.